Is E525 Vegan? Potassium Hydroxide
E525 (Potassium Hydroxide) is vegan. It is derived from mineral, with no animal involvement in standard food production.
Why is E525 vegan?
The source of Potassium Hydroxide is mineral, which is plant-derived, mineral or synthetic — all acceptable for vegans.
Is E525 vegetarian?
E525 is vegetarian.
What should vegans do about E525?
If you're avoiding Potassium Hydroxide, look for products without E525 in the ingredients list.
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Helpful for vegan label reading
Resources for vegans checking E-numbers like E525
Vegan Ingredient Guide
Spot hidden animal-derived E-numbers including E525 on any food label.
Vegan Label Reading
Books and pocket cards that decode E-numbers and hidden animal additives in seconds.
Certified Vegan Foods
Products with vegan certification logos — no ingredient-by-ingredient guessing.
E525 vegan FAQs
Is E525 vegan?
E525 is always vegan: mineral.
Is E525 always non-vegan?
No — E525 is always vegan. It is derived from mineral in all standard food uses.
How can I tell if E525 is vegan in a specific product?
You don't need to check for E525 specifically — it is always vegan. Look for vegan certification logos if you want a full product-level guarantee.
Other additives to watch for vegans
Data: Open Food Facts (ODbL). Vegan status reflects the most common source — always verify with manufacturer or look for certified vegan labelling.